Exception in thread "Java indexing" java.lang.InternalError: jzentry == 0,
 jzfile = -1023451016,
 total = 323,
 name = /root/IBM/rationalsdp7.0/workspace5/TestPortlet/WebContent/WEB-INF/lib/CrystalExporters.jar,
 i = 189,
 message = couldn't read LOC header
        at java.util.zip.ZipFile$3.nextElement(Unknown Source)
        at java.util.zip.ZipFile$3.nextElement(Unknown Source)
        at org.eclipse.jdt.internal.core.search.indexing.AddJarFileToIndex.execute(Unknown Source)
        at org.eclipse.jdt.internal.core.search.processing.JobManager.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)